README

Developer Toolbar Plugin

Plugin that enables the developer toolbar in Kibana development mode only. Other plugins can register custom items in the toolbar using the plugin contract.

For detailed information about the toolbar itself, features, and capabilities, see @kbn/developer-toolbar.

Usage

Register custom items in the developer toolbar via the plugin contract:

export class MyPlugin implements Plugin {
  public setup(core: CoreSetup, plugins: { developerToolbar: DeveloperToolbarSetup }) {
    plugins.developerToolbar?.registerItem({
      id: 'my-debug-tool',
      priority: 10,
      children: <MyDebugButton />,
    });
  }
}

Plugin Contract

registerItem(item: DeveloperToolbarItemProps): UnregisterItemFn

Registers a custom item to appear in the developer toolbar.

Parameters:

• id (string): Unique identifier for the item
• children (React component): Content to render in the toolbar
• priority (number, optional): Order in toolbar (higher = first, default: 0)

Returns:

• Function to unregister the item

Available in: Setup and Start phases